With the 2015 GMC Sierra HD we've combined power and comfort to make our best line of trucks yet. Powerful Vortec 6.0L V8 engines with class leading fuel economy, and towing top off this generation of GMC trucks. Heated bucket front seats provide comfort for the driver and passengers in any conditions. Technology continues to grow, and so do our vehicles. We've added 8-inch touchscreen entertainment systems with Bluetooth, and Sirius XM Satellite radio capabilities, optional premium Bose audio, and 4G LTE wi-fi powered by OnStar to top it all off. Like most of our line-up safety features like a Rear Vision Camera, and airbags for all seating positions provide protection in case of emergency. Whether hauling materials to the job site, or dropping the kids off at hockey practice, the 2015 GMC Sierra HD SLT delivers when you need it.